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(parent: 89c473f) | patch
e1000: check buffer availability
authorMichael S. Tsirkin <mst@redhat.com>
Sun, 27 Mar 2011 11:37:35 +0000 (13:37 +0200)
committerMichael S. Tsirkin <mst@redhat.com>
Mon, 28 Mar 2011 16:34:23 +0000 (18:34 +0200)
commit6cdfab2868dd593902e2b7db3ba9f49f2cc03e3f
treecbf07b58f482ef8a63b9d47e52b198ebb6b1e0fbtree
parent89c473fd82daf7dddad8162a683bcd0ef671ecdacommit | diff
e1000: check buffer availability

Reduce spurious packet drops on RX ring empty
by verifying that we have at least 1 buffer
ahead of the time.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
hw/e1000.c diff | blob | blame | history
Qemu copy for testing